CairoImageSurface::getFormat

(PECL cairo >= 0.1.0)

CairoImageSurface::getFormat — Get the image format

说明

public int CairoImageSurface::getFormat ( void )

Retrieves the image format, as one of the CairoFormat defined

参数

此函数没有参数。

返回值

One of the CairoFormat enums

范例

Example #1 CairoImageSurface::getFormat() example


<?php

$surface = new CairoImageSurface(CairoFormat::ARGB32, 50, 50);

var_dump($surface->getFormat()); // 0

$surface2 = new CairoImageSurface(CairoFormat::A8, 50, 50);

var_dump($surface2->getFormat()); // 2

?>

以上例程的输出类似于：

int(0)
int(2)

参见

CairoImageSurface::getHeight() - Retrieves the height of the CairoImageSurface
CairoImageSurface::getWidth() - Retrieves the width of the CairoImageSurface